Did you check all the way to your connector and from that through the cable? I believe that part occurs very early during enumeration so it could be something wrong at a fairly low level. Knee-jerk response would be it looks like you may not have enough decoupling. Sign up using Email and Password. On Windows I got “This device cannot be started” and on Linux some similar errors but no successful connect. If those answers do not fully address your question, please ask a new question. It doesn’t sound like missing device drivers or anything similar to me.
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FTDI drivers may be distributed in any form as long as license information is not modified.
Now I’m wondering what else could I check. Knee-jerk response would be it looks like you may not have enough decoupling. Turbo J 8, 1 13 Bus Device Circuit looks like this: See above FT datasheet, schematic in chapter 6. On Windows I got unknown device and then Windows disables it because thinks it works wrong.
I believe the FTDI chips have unique serial numbers.
Daniel – We can’t tell you anything about your layout unless you actually post your layout. Windows 7, Windows Server R2 and Windows 8, 8.
This question already has an answer here: How can I tell these chips apart in Linux? Installation guides are available from the Installation Guides page of the Documents section of this site for selected operating systems.
usb – FTD – Device not responding to set address – Electrical Engineering Stack Exchange
Also, as Windows 8 RT is a closed system not allowing for 3rd party driver installation our Windows 8 driver will not support this variant of the OS. The problem is both chips are completely identical, but they will always be connected to the same physical USB location. Sign up or log in Sign up using Google. Home Questions Tags Users Unanswered. Can I measure some pins for getting more information on what’s going on?
Sign up using Facebook. Email Required, but never shown. What do you think, is the layout correct? Sample output fftdi with two ftdi devices connected Bus Device Have you not heard of power net symbols? I’m using self powered configuration, so the chip gets its power from USB port directly.
If those answers do not fully address your question, please ask a new question. These FTDIs won’t be my favourites for sure.
How could I move on?